About CDG

Nancy CallahanNancy Callahan, CID, IIDA, owner of the Callahan Design Group, has been beautifying homes and offices in the San Francisco Bay Area for more than 30 years. Her residential and commercial interior design projects are diverse in both scope and style, including all aspects of home furnishing selection and design; kitchen and bathroom remodels; color consulting; cabinet design; office, lobby and reception area design; and space planning.

Before founding Callahan Design Group in 1985, Nancy worked as a designer in several commercial design firms. She started her career in the interior design department at Gump's in San Francisco. Nancy earned a bachelor's degree in interior design from Woodbury University in Los Angeles. She is a member of the International Interior Design Association (IIDA), and is certified by the California Council for Interior Design Certification (CCIDC), the highest standard of professionalism for interior designers in the State of California.